Line of Duty Series 4, With Thandie Newton Airs Sunday March 26, 9pm BBC One

Actress Thandie Newton plays Detective Chief Inspector Roz Huntley who faces investigation by the AC12 police unit, in season 4 of the hit BBC drama Line of Duty. Newton will join returning cast members Martin Compston, Vicky McClure and Adrian Dunbar on the show when she takes on the role of DCI Roz Huntley.

Following the usual theme of following the trail of a corrupt person of the law Newton’s, Roz Huntley is described as the police anti-corruption squad’s “most devious opponent yet”.

Newton herself has said she, “couldn’t be more thrilled” .

Co-star Compston added: “It’s a testament to how well Line of Duty has done [in the] last few years that we can attract someone of Thandie Newton’s calibre to the show. It’s great to have her on board.”

Newton is one of many British black / mixed-race actors who have found success in America, starring in films such as Oscar winning Crash (2012), the adaptation of Chimamanda Ngozie Adichie’s acclaimed novel Half of a Yellow Sun (2013) opposite Chiwetel Ejiofor, she is currently filming the upcoming as yet untitled, Han Solo Star Wars Anthology movie and more recently her role as Maeve Millay in the hit new western sci-fi series WestWorld afforded her a Golden Globe nomination at the 2017 awards.

Lennie James (Critical; Walking Dead) was the first guest starrer in the Line of Duty series which after much success will move from BBC Two to BBC One for this series.

Series four will start with DCI Roz Huntley and team working on Operation Trapdoor. Under pressure to resolve the case and prove herself it’s not long before AC-12 start investigating her tactics in handling the investigation.

Line of Duty airs on BBC One, 9pm Sunday 26th March 2017. To catch up on missed episodes go to the Line of Duty iPlayer page here.